-8u+5u+-u+-9u-15u=20

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Solution for -8u+5u+-u+-9u-15u=20 equation:


Simplifying
-8u + 5u + -1u + -9u + -15u = 20

Combine like terms: -8u + 5u = -3u
-3u + -1u + -9u + -15u = 20

Combine like terms: -3u + -1u = -4u
-4u + -9u + -15u = 20

Combine like terms: -4u + -9u = -13u
-13u + -15u = 20

Combine like terms: -13u + -15u = -28u
-28u = 20

Solving
-28u = 20

Solving for variable 'u'.

Move all terms containing u to the left, all other terms to the right.

Divide each side by '-28'.
u = -0.7142857143

Simplifying
u = -0.7142857143

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